Nissan Armada 2025-2026 Service and Repair Manual: Diagnosis Procedure
CHECK INTELLIGENT KEY SYSTEM
Check Intelligent Key system. Refer to System Description.
Are all doors LOCKED?
YES>>GO TO 2.
NO>>Check Intelligent Key system. Refer to Diagnosis Procedure.
CHECK HOOD SWITCH
Check hood switch. Refer to Component Function Check.
Is the inspection result normal?
YES>>GO TO 3.
NO>>Replace hood lock assembly. Refer to Removal and Installation.
REPLACE BCM
Replace BCM. Refer to Removal and Installation.
Is the inspection result normal?
YES>>INSPECTION END
NO>>Check intermittent incident. Refer to Intermittent Incident.
Vehicle Security System Cannot Be Set
Armed phase is not activated. ...
Vehicle Security Alarm Does Not Activate
Alarm does not operate when alarm operating condition is satisfied. ...
Other materials:
Removal and Installation
WARNING:
REMOVAL
CAUTION:
Oil filter is provided with relief valve. Use genuine NISSAN oil filter or equivalent.
Never get burned when engine and engine oil may be hot.
When removing, prepare a shop cloth to absorb any engine oil leakage or spillage.
Never allow engine oil to adhere to drive belt.
C ...
Door Does Not Lock/unlock and Engine Does Not Start (one I-Key/req Sw/push Sw)
All doors do not lock/unlock using one touch sensor and engine does not start when push-button ignition switch is pressed while carrying Intelligent Key. (One Intelligent Key has the symptom, other keys operate normally.)
Door lock operation (remote keyless entry) Door lock operation (one touch se ...
Diagnosis Procedure
CHECK DTC OF TRANSFER CONTROL UNIT
With CONSULT
Ignition switch ON.
Perform self-diagnosis for “AWD/4WD”.
Is any DTC detected?
YES >>
Check DTC detected item. Refer to DTC Index.
NO>>
GO TO 2.
CHECK 4WD SHIFT INDICATOR
Check 4WD shift indicator function. Refer to Component Functio ...
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